EXHIBIT 12 U S WEST COMMUNICATIONS, INC. RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) YEAR ENDED DECEMBER 31, ------------------------------- 1998 1997 1996 --------- --------- --------- Income before taxes.................................................................. $ 2,150 $ 2,018 $ 2,001 Interest expense (net of amounts capitalized)........................................ 386 374 414 Interest factor on rentals ( 1/3).................................................... 56 67 54 --------- --------- --------- Earnings available for fixed charges................................................. $ 2,592 $ 2,459 $ 2,469 --------- --------- --------- --------- --------- --------- Interest expense..................................................................... $ 411 $ 394 $ 445 Interest factor on rentals ( 1/3).................................................... 56 67 54 --------- --------- --------- Fixed charges........................................................................ $ 467 $ 461 $ 499 --------- --------- --------- --------- --------- --------- Ratio of earnings to fixed charges................................................... 5.55 5.33 4.95